API: ability to set an import url when creating project for a specified user
update API docs
Added ability to serve files in wiki repository

From #6168.
ensure that uid is a string
Fixes #171, correct links in update guide 5.1 to 6.0
Don't use URI join
Fix typos in CONTRIBUTING.md
Added public groups area to enhance searching and exploring of projects

fixed whitespaces and quotes

fixed whitespaces

fixed devise.html.haml

fixed method parenthesis in app/models/group.rb

removed links from header

removed links from devise.html

added tests
Do not sent a generated password via email for admin created user.
Do not set password expiry.
Update specs.
Use a better name for token.
Make rc1 for GitLab.com complete and fix boldness.
Seperate CE in EE merge.
Removed some constant allready defined warnings

Signed-off-by: Jeroen van Baarsen <jeroenvanbaarsen@gmail.com>
Merge branch 'fix-typo' into 'master'

Fix typos in CONTRIBUTING.md

This MR fixes two typos in [CONTRIBUTING.md](CONTRIBUTING.md).
Merge branch 'doc/fix_update_doc_links' into 'master'

Fix links in Update guide 5.1 to 6.0

Links have missing slashes and additionally point to `master` branch.
This MR prevents a 404 error (missing slash) and points to the correct branch (6-0-stable) for comparison of the config files.

/cc @sytse
Update the note for admin user.
Merge branch 'master' of gitlab.com:gitlab-org/gitlab-ce
Update guide from 7.0 to 7.1

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>